401413237 has 2 divisors, whose sum is σ = 401413238. Its totient is φ = 401413236.

The previous prime is 401413219. The next prime is 401413253. The reversal of 401413237 is 732314104.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 367143921 + 34269316 = 19161^2 + 5854^2 .

It is a cyclic number.

It is not a de Polignac number, because 401413237 - 2⁷ = 401413109 is a prime.

It is a super-2 number, since 2×401413237² = 322265173677636338, which contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (401413267) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 200706618 + 200706619.

It is an arithmetic number, because the mean of its divisors is an integer number (200706619).

Almost surely, 2^401413237 is an apocalyptic number.

It is an amenable number.

401413237 is a deficient number, since it is larger than the sum of its proper divisors (1).

401413237 is an equidigital number, since it uses as much as digits as its factorization.

401413237 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2016, while the sum is 25.

The square root of 401413237 is about 20035.2997731504. The cubic root of 401413237 is about 737.6730147371.

The spelling of 401413237 in words is "four hundred one million, four hundred thirteen thousand, two hundred thirty-seven".